Memory allocation performance

Joseph Koshy joseph.koshy at
Sat Feb 2 02:42:38 PST 2008

> Thanks, I have already found this. There was only problem, that by
> default it counts cycles only when both logical cores are active while
> one of my cores was halted.

Did you try the 'active' event modifier: "p4-global-power-events,active=any"?

> Sampling on this, profiler shown results close to usual profiling, but
> looking more random:

Adding '-fno-omit-frame-pointer' to CFLAGS may help hwpmc to capture
callchains better.


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